Dmn3051l new prod uc t, Dmn3051l – Diodes DMN3051L User Manual
Page 4
DMN3051L
Document number: DS31347 Rev. 5 - 2
4 of 6
October 2013
© Diodes Incorporated
DMN3051L
NEW PROD
UC
T
V
,
G
A
TE
T
H
R
E
SH
O
LD
VO
LT
AG
E
(
V
)
GS
(T
H
)
Fig. 7 Gate Threshold Variation vs. Ambient Temperature
T , AMBIENT TEMPERATURE (°C)
A
0
0.5
1
1.5
2
2.5
3
-50 -25
0
25
50
75
100
125 150
I = 250µA
D
V , SOURCE-DRAIN VOLTAGE (V)
SD
I,
S
O
U
R
C
E
C
U
R
R
EN
T
(A
)
S
Fig. 8 Diode Forward Voltage vs. Current
0.0001
0.001
0.01
0.1
1
10
0.1
0.3
0.5
0.7
0.9
1.1
T = -55°C
A
T = 25°C
A
T = 85°C
A
T = 125°C
A
T = 150°C
A
0
2
4
6
8
0
2
4
6
8
10
10
Q
(nC)
g
, TOTAL GATE CHARGE
Fig. 9 Gate Charge
V
G
A
T
E
T
H
R
ES
H
O
LD
V
O
LT
A
G
E (
V
)
GS
V
= 15V
I =
A
DS
D
5.8
0.2
0.4
0.6
0.8
1.2
1.4
1.6
0
50
100
150
200
1.0
0
T , AMBIENT TEMPERATURE (°C)
Fig. Power Derating
A
10
P
,
P
O
WE
R
DISS
IP
A
T
IO
N
(W
)
D
Note 5
0.001
0.01
0.1
1
r(t
),
T
R
ANS
IEN
T
T
H
E
R
MA
L
R
ESI
S
TAN
C
E
Fig. 11 Transient Thermal Response
t , PULSE DURATION TIME (s)
1
0.00001
0.0001
0.001
0.01
0.1
1
10
100
1,000
T - T = P * R
(t)
Duty Cycle, D = t /t
J
A
JA
1 2
R
(t) = r(t) *
JA
R
R
= 105°C/W
JA
JA
P(pk)
t
1
t
2
D = 0.7
D = 0.5
D = 0.3
D = 0.1
D = 0.05
D = 0.02
D = 0.01
D = 0.005
D = Single Pulse
D = 0.9